You will need to use a Windows computer to format the drive to NTFS and yes Windows will format the unit automatically to NTFS. I’ve read that FAT32 has limitations in file size, will the 1TB be formatted as NTFS automatically?.It is possible, but you will need to use a software like ‘‘Partition Manager’’ and I don’t recommend to use those kind of programs. Is there a way to create the 1TB partition for Windows without affecting the other half?.Therefore, you need to have a backup of the files prior partitioning. Will all of it be erased in the process?Ī: All the files will be erased. i have already backed up my iMac and my MB Pro files to it.Find the answers to your questions below:Ī: I’ve included a link with instructions on how to partition the drive: